5 Best Fertilizer for Climbing Roses 2022 [Top Picks & Reviews]

I think you will agree with me if I tell you that the climbing rose plant needs nutrient to grow stems that help the plant for climbing on the trellis.  Also, the strong root system is required for the uptake of sufficient nutrients.


What nutrient promotes vigorous growth of stems and roots. The answer is Nitrogen. But do you happy only with the strong green climbing roses? 

Of course not, I know you need a lot of blooms in the flowering season. That’s why you also have to feed phosphorus that accelerates blooming.

In short;

You need a balanced fertilizer for your climbing roses that contains an adequate amount of the primary nutrients.

And in this article, I will introduce to you the 5 best fertilizer for climbing roses. 

So, Let’s get started without any ado-

In a hurry? Here is the best fertilizer for climbing roses that you may purchase right now-

Best Fertilizer for Climbing Roses- Comparisons

Bayer Advanced Rose Care Granules6-9-6Inorganic
Jobe’s 09423 Rose Fertilizer3-4-3Organic
Espoma Rose-Tone Plant Food4-3-2Organic
Miracle-Gro Water Soluble Rose Fertilizer18-24-16Inorganic
Burpee Granular Rose Plant Food4-6-4Organic

Best Fertilizer for Climbing Roses- Reviews

1.Bayer Advanced 701110A All in One Rose and Flower Care Granules

Bayer Advanced 701110A All in One Rose and Flower Care GranulesThis is a systemic rose fertilizer that also popular among the climbing rose lovers. It has 3 systemic products. That means it contains essential food for rose plants but also contains an active ingredient for controlling insects and diseases.

Sounds impressive, right? Let’s see what are nutrients and ingredients inside this fertilizer-

Firstly, As a fertilizer, it has 6% nitrogen,9% phosphorus, 6% potassium, and 2% sulfur. And you know all the nutrients are essential for healthy climbing rose plants with stronger stems, roots, dark green leaves(recommended reading why rose leaves turn yellow), and finally long-lasting blooms.

As a fungicide, it contains tebuconazole as an active ingredient. It is a triazole fungicide that can prevent and cure fungus and the good news; this fungicide marked as safe for humans by U.S. Food and Drug Administration.

Lastly, As an insecticide, It has imidacloprid and clothianidin that act as an insect neurotoxin and kill most of the destructive insects.

So, if you want a fertilizer that can feed all the primary nutrients to your climbing roses as well as control most of the fungal disease and insects, then this fertilizer is the best for you.

This fertilizer is available in granular and concentrates form. Both are good for your climbing roses. Just read the label before applying and follow the dosage and instructions.


2.Jobe’s 09423 Organics Flower & Rose Granular Fertilizer with Biozome

Jobe’s 09423 Organics Flower & Rose Granular Fertilizer with BiozomeDo you like to feed organic food to your climbing roses? Then Jobes’s 09423 will be the right pick for you. Because this is the best organic fertilizer for climbing roses.

How can you confirm that this is organic fertilizer?

There are 2 ways to confirm that. The first and most trusted way is, you have to check this product is OMRI listed or not. If the product remains on the OMRI list. That means they certified by that product as organic. Another way to check where the nutrients derived from.

You may be happy-

This is an OMRI lister fertilizer and also the nutrients of this fertilizer derived from some organic ingredients like bone meal, poultry meal, feather meal, and so on.

Now, let’s analysis the fertilizer granules-

The nitrogen, phosphorus, and potassium ratio of this fertilizer is 3:4:3. Also, it has 9% calcium,0.5% magnesium, and 1% sulfur.

The best part of this fertilizer is-

It has 1.9% water-insoluble nitrogen in the total amount of nitrogen (4%). The water-insoluble nitrogen can’t dissolve with the water instantly. It releases slowly and feeds your climbing roses calmly.

Isn’t it cool? But there’s more-

It has a blend of some mycorrhizal fungi and healthy bacteria that promotes the growth of soil microbes and improves soil quality.

So, feed this organic food to your climbing roses and get a healthy plant with lots of blooms.


3. Espoma RT4 4-Pound Rose-Tone 4-3-2 Plant Food

Espoma RT4 4-Pound Rose-Tone 4-3-2 Plant FoodEspoma RT4 is another best organic fertilizer for climbing roses. This is specially formulated for the rose plants in the USA.

This fertilizer contains almost 15 essential nutrients including  4% nitrogen, 3% phosphorus,2% potash,3% calcium,0.5% magnesium.The NPK ratio is enough for thriving and blooming of your climbing roses successfully.

Moreover, It has 2.6% slow-release water-insoluble nitrogen that can feed your climbing roses continuously and also has 0.3 % ammoniacal nitrogen and 1.1% water-soluble nitrogen in this fertilizer for feeding instantly to your plants.

And Good news-

Nutrients are derived from organic bone meal, feather meal, alfalfa meal, and poultry manure.

It also contains some non-plant fruit ingredients such as Bacillus licheniformis, Bacillus megaterium, and Bacillus pumilus that promote the microbial activity of soil and accelerate the absorption rate of some essential plant nutrients.

So, Apply this fertilizer to your climbing roses and get a healthy vigours plant with a lot of blooms.


4.Miracle-Gro Water Soluble Rose Plant Food

Miracle-Gro Water Soluble Rose Plant FoodMiracle-Gro is the most reliable brand among gardeners. They always produce some miracle product for gardeners. This time I will introduce to you the Miracle-Gro water-soluble rose fertilizer.

This fertilizer has 18% nitrogen,24% phosphate, 16% potash, and a small amount of copper, iron, manganese, and zinc.

The best part of this fertilizer is-

It has a high amount of NPK that can fulfill the demand of your most hunger climbing roses. The high amount of nitrogen can help to produce darker leaves and stronger stems. And the phosphate and potash accelerate the blooming and take care of your climbing rose respectively.

Sad but true, you need to feed this fertilizer more rapidly to your climbing roses. Apply this fertilizer once per 1 or 2 weeks. Because this is the water-soluble fertilizer. That means it feeds your plant instantly.

In my opinion, this is the best fertilizer for your established climbing roses. Apply the Miracle-Gro water-soluble fertilizer to the thrived climbing rose plant and get healthy and beautiful blooms.


5. Burpee Organic Rose and Bloom Granular Plant Food

Burpee Organic Rose and Bloom Granular Plant FoodBurpee is another OMRI-listed organic fertilizer that especially formulated for rose, knockout rose, and climbing rose.

The NPK number of Burpee fertilizer is 4-6-4. That means it contains 4% nitrogen,6% phosphorus, and 4% potassium.

The ratio of NPK perfect for growing more darker leaves and produce more healthy flowers.

Want to know the best part of the Burpee fertilizer?

This is a slow-release fertilizer that releases nutrients slowly and feeds the plant up to three months. Moreover, it has also water-soluble nutrients for instant feeding.

Good news:

It contains some beneficial soil microbes that increase the organic carbon of your soil and you may be happy to know, all the nutrients are derived from organic materials. That’s certified by OMRI.

So, This Burpee organic rose fertilizer may be the right choice for your climbing roses. Read the label of the fertilizer carefully and apply on your climbing rose to get a healthy plant with beautiful flowers.


Frequently Asked Questions

#Can you plant 2 climbing roses together?

The plant needs minimum distance to promote root and leaves growth. So, if you ensure the proper distance, then there is no problem to plant 2 climbing roses together.

Generally, 4×6 feet distance from apart is enough for climbing roses. But you should consider how many areas you want to cover with a climbing rose.

#Do I need a trellis for climbing roses?

Yes, you need a trellis for climbing roses. The plant can’t caple to self-climbing. You need to provide support for their climbing ups.Ready-made trellis , horizontal wires, or backyard wall can be used as trellis.


I hope this article could help you to pick the best fertilizer for climbing roses.

Lastly, I would like to tell you that water your plant before and after fertilize your climbing rose and don’t overfertilize the plants. Read the label of the fertilizer and strictly follow the instructions to avoid the burn of the rose plants.

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